$ git clone -n https://src.fedoraproject.org/rpms/mingw-qt5-qtlocation.git /var/lib/mock/f39-build-1771515-41502/root/chroot_tmpdir/scmroot/mingw-qt5-qtlocation
Cloning into '/var/lib/mock/f39-build-1771515-41502/root/chroot_tmpdir/scmroot/mingw-qt5-qtlocation'...
$ git fetch origin 3e7f4edcaeabf168da147a68eecba17bbcf05698:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-qt5-qtlocation
 * [new ref]         3e7f4edcaeabf168da147a68eecba17bbcf05698 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e7f4ed Fix %%files